Merge pull request #5808 from dotty-staging/fix-cache-termref

Fix caching of TermRef

Author: odersky

compiler/src/dotty/tools/dotc/core/Denotations.scala

@@ -752,15 +752,15 @@ object Denotations {
 
     /** The TypeRef representing this type denotation at its original location. */
     def typeRef(implicit ctx: Context): TypeRef =
-      TypeRef(symbol.owner.thisType, symbol.name.asTypeName, this)
+      TypeRef(symbol.owner.thisType, symbol).withDenot(this)
 
     /** The typeRef applied to its own type parameters */
     def appliedRef(implicit ctx: Context): Type =
       typeRef.appliedTo(symbol.typeParams.map(_.typeRef))
 
     /** The TermRef representing this term denotation at its original location. */
     def termRef(implicit ctx: Context): TermRef =
-      TermRef(symbol.owner.thisType, symbol.name.asTermName, this)
+      TermRef(symbol.owner.thisType, symbol).withDenot(this)
 
     /** The NamedType representing this denotation at its original location.
      *  Same as either `typeRef` or `termRef` depending whether this denotes a type or not.